CVE-2018-1334
Exposure of Sensitive Information to an Unauthorized Actor in Apache Spark
In Apache Spark 1.0.0 to 2.1.2, 2.2.0 to 2.2.1, and 2.3.0, when using PySpark or SparkR, it's possible for a different local user to connect to the Spark application and impersonate the user running the Spark application.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- High
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- High
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
In Apache Spark 1.0.0 to 2.1.2, 2.2.0 to 2.2.1, and 2.3.0, when using PySpark or SparkR, it's possible for a different local user to connect to the Spark application and impersonate the user running the Spark application.
- Record
CVE-2018-1334- CVSS 3.0
- 4.7 Medium
CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N - CVSS 2.0
- 1.9 Low
AV:L/AC:M/Au:N/C:N/I:P/A:N - Weakness
- CWE-200
- Updated
- 2026-11-02
CVE List No score
In Apache Spark 1.0.0 to 2.1.2, 2.2.0 to 2.2.1, and 2.3.0, when using PySpark or SparkR, it's possible for a different local user to connect to the Spark application and impersonate the user running the Spark application.
- Record
CVE-2018-1334- Updated
- 2026-11-02
EUVDEUVD-2018-0127 No score
In Apache Spark 1.0.0 to 2.1.2, 2.2.0 to 2.2.1, and 2.3.0, when using PySpark or SparkR, it's possible for a different local user to connect to the Spark application and impersonate the user running the Spark application.
- Record
EUVD-2018-0127- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-6mqq-8r44-vmjc
Exposure of Sensitive Information to an Unauthorized Actor in Apache Spark
In Apache Spark 1.0.0 to 2.1.2, 2.2.0 to 2.2.1, and 2.3.0, when using PySpark or SparkR, it's possible for a different local user to connect to the Spark application and impersonate the user running the Spark application.
- Record
GHSA-6mqq-8r44-vmjc- CVSS 4.0
- 6.0 Medium
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N - CVSS 3.0
- 4.7 Medium
CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N - Weakness
- CWE-200
- Updated
- 2026-11-02
OSV
In Apache Spark 1.0.0 to 2.1.2, 2.2.0 to 2.2.1, and 2.3.0, when using PySpark or SparkR, it's possible for a different local user to connect to the Spark application and impersonate the user running the Spark application.
- Record
CVE-2018-1334- CVSS 3.0
- 4.7 Medium
CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N - Updated
- 2026-11-02
OSVGHSA-6mqq-8r44-vmjc
Exposure of Sensitive Information to an Unauthorized Actor in Apache Spark
In Apache Spark 1.0.0 to 2.1.2, 2.2.0 to 2.2.1, and 2.3.0, when using PySpark or SparkR, it's possible for a different local user to connect to the Spark application and impersonate the user running the Spark application.
- Record
GHSA-6mqq-8r44-vmjc- CVSS 4.0
- 6.0 Medium
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N - CVSS 3.0
- 4.7 Medium
CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N - Weakness
- CWE-200
- Updated
- 2026-11-02
OSVPYSEC-2018-25 No score
In Apache Spark 1.0.0 to 2.1.2, 2.2.0 to 2.2.1, and 2.3.0, when using PySpark or SparkR, it's possible for a different local user to connect to the Spark application and impersonate the user running the Spark application.
- Record
PYSEC-2018-25- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
org.apache.spark:spark-core_2.10Maven |
1.0.0 up to 2.1.3 | 2.1.3 |
org.apache.spark:spark-core_2.10Maven |
2.2.0 up to 2.2.2 | 2.2.2 |
org.apache.spark:spark-core_2.11Maven |
1.0.0 up to 2.1.3 | 2.1.3 |
org.apache.spark:spark-core_2.11Maven |
2.2.0 up to 2.2.2 | 2.2.2 |
org.apache.spark:spark-core_2.11Maven |
2.3.0 to 2.3.0 | 2.3.1 |
pysparkPyPI |
2.2.0 up to 2.2.2 | 2.2.2 |
pysparkPyPI |
before 2.1.3 | 2.1.3 |
org.apache.spark:spark-core_2.10Maven |
1.0.0 up to 2.1.3, plus listed versions 1.0.11.0.21.1.01.1.11.2.0 Show 20 moreShow less1.2.11.2.21.3.01.3.11.4.01.4.11.5.01.5.11.5.21.6.01.6.11.6.21.6.32.0.02.0.0-preview2.0.12.0.22.1.02.1.12.1.2 |
2.1.3 |
org.apache.spark:spark-core_2.10Maven |
2.2.0 up to 2.2.2, plus listed versions 2.2.1 |
2.2.2 |
org.apache.spark:spark-core_2.11Maven |
1.0.0 up to 2.1.3, plus listed versions 1.2.01.2.11.2.21.3.01.3.1 Show 16 moreShow less1.4.01.4.11.5.01.5.11.5.21.6.01.6.11.6.21.6.32.0.02.0.0-preview2.0.12.0.22.1.02.1.12.1.2 |
2.1.3 |
Show 5 moreShow less
| Package | Affected | Fixed |
|---|---|---|
org.apache.spark:spark-core_2.11Maven |
2.2.0 up to 2.2.2, plus listed versions 2.2.1 |
2.2.2 |
org.apache.spark:spark-core_2.11Maven |
2.3.0 up to 2.3.1 | 2.3.1 |
pysparkPyPI |
2.2.0 up to 2.2.2, plus listed versions 2.2.1 |
2.2.2 |
pysparkPyPI |
before 2.1.3, plus listed versions 2.1.12.1.2 |
2.1.3 |
pysparkPyPI |
2.2.0 up to 2.2.2, before 2.1.3, plus listed versions 2.1.12.1.22.2.1 |
2.2.22.1.3 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2018-1334 is a medium vulnerability (CVSS 4.7) in Apache Spark, published July 12, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.51%, the 43rd percentile. Fixed in org.apache.spark:spark-core_2.10 2.1.3.
References
spark.apache.org/security.html
lists.apache.org/thread.html/4d6d210e319a501b740293daaeeeadb51927111fb8261a3e4cd60060%40%3Cdev.spark.apache.org%3E
nvd.nist.gov/vuln/detail/CVE-2018-1334
github.com/advisories/GHSA-6mqq-8r44-vmjc